| 1 | // RUN: %check_clang_tidy -std=c++14-or-later %s modernize-avoid-bind %t -- \ |
| 2 | // RUN: -config="{CheckOptions: { \ |
| 3 | // RUN: modernize-avoid-bind.PermissiveParameterList: true}}" -- |
| 4 | |
| 5 | namespace std { |
| 6 | inline namespace impl { |
| 7 | template <class Fp, class... Arguments> |
| 8 | class bind_rt {}; |
| 9 | |
| 10 | template <class Fp, class... Arguments> |
| 11 | bind_rt<Fp, Arguments...> bind(Fp &&, Arguments &&...); |
| 12 | } // namespace impl |
| 13 | |
| 14 | template <typename T> |
| 15 | T ref(T &t); |
| 16 | } // namespace std |
| 17 | |
| 18 | int add(int x, int y) { return x + y; } |
| 19 | |
| 20 | // Let's fake a minimal std::function-like facility. |
| 21 | namespace std { |
| 22 | template <typename _Tp> |
| 23 | _Tp declval(); |
| 24 | |
| 25 | template <typename _Functor, typename... _ArgTypes> |
| 26 | struct __res { |
| 27 | template <typename... _Args> |
| 28 | static decltype(declval<_Functor>()(_Args()...)) _S_test(int); |
| 29 | |
| 30 | template <typename...> |
| 31 | static void _S_test(...); |
| 32 | |
| 33 | using type = decltype(_S_test<_ArgTypes...>(0)); |
| 34 | }; |
| 35 | |
| 36 | template <typename> |
| 37 | struct function; |
| 38 | |
| 39 | template <typename... _ArgTypes> |
| 40 | struct function<void(_ArgTypes...)> { |
| 41 | template <typename _Functor, |
| 42 | typename = typename __res<_Functor, _ArgTypes...>::type> |
| 43 | function(_Functor) {} |
| 44 | }; |
| 45 | } // namespace std |
| 46 | |
| 47 | struct placeholder {}; |
| 48 | placeholder _1; |
| 49 | |
| 50 | void testLiteralParameters() { |
| 51 | auto AAA = std::bind(add, 2, 2); |
| 52 | // CHECK-MESSAGES: :[[@LINE-1]]:14: warning: prefer a lambda to std::bind [modernize-avoid-bind] |
| 53 | // CHECK-FIXES: auto AAA = [](auto && ...) { return add(2, 2); }; |
| 54 | |
| 55 | auto BBB = std::bind(add, _1, 2); |
| 56 | // CHECK-MESSAGES: :[[@LINE-1]]:14: warning: prefer a lambda to std::bind [modernize-avoid-bind] |
| 57 | // CHECK-FIXES: auto BBB = [](auto && PH1, auto && ...) { return add(std::forward<decltype(PH1)>(PH1), 2); }; |
| 58 | } |
| 59 | |